How To Fix CMS201 - HTTP plugin is not active

SAP Error Message - Details

• Message type: E = Error

• Message class: CMS - KPro: Content Management Service

• Message number: 201

• Message text: HTTP plugin is not active

What causes this issue?

The HTTP plugin of the ICM is not active.

System Response

HTTP access is refused.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

If HTTP access is necessary, the HTTP plugin must be active on at least
one application server. Activate the plugin if required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CMS201 - HTTP plugin is not active ?

  The SAP error message "CMS201 HTTP plugin is not active" typically indicates that the HTTP plugin required for the SAP system to handle HTTP requests is not currently active or properly configured. This can occur in various SAP environments, including SAP NetWeaver and SAP BusinessObjects.
  Causes:
  
  Plugin Not Installed: The HTTP plugin may not be installed on the server.
  Plugin Not Activated: The plugin might be installed but not activated in the server configuration.
  Configuration Issues: There may be issues in the configuration files that prevent the plugin from being recognized or activated.
  Server Issues: The server may not be running or may have encountered an error that prevents it from processing HTTP requests.
  Network Issues: There could be network-related issues that prevent the HTTP requests from reaching the server.
  
  Solutions:
  
  
  Check Plugin Installation:
  
  Verify that the HTTP plugin is installed on your SAP system. You can check the installation directory or use the SAP management console to confirm.
  
  
  
  Activate the Plugin:
  
  If the plugin is installed but not active, you may need to activate it. This can typically be done through the SAP management console or by modifying the server configuration files.
  
  
  
  Review Configuration Files:
  
  Check the configuration files (like instance profile or http.conf) for any misconfigurations. Ensure that the HTTP plugin is correctly referenced and configured.
  
  
  
  Restart the Server:
  
  Sometimes, simply restarting the SAP server can resolve issues related to plugins not being recognized.
  
  
  
  Check Logs:
  
  Review the server logs for any error messages or warnings that might provide more context about why the HTTP plugin is not active.
  
  
  
  Network Configuration:
  
  Ensure that there are no firewall or network issues that could be blocking HTTP requests to the server.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for your specific version and environment for detailed instructions on managing plugins.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error message or provide patches or updates.
  System Requirements: Ensure that your system meets all the requirements for the HTTP plugin to function correctly.
  Version Compatibility: Make sure that the version of the HTTP plugin is compatible with your version of the SAP system.
  
  By following these steps, you should be able to diagnose and resolve the "CMS201 HTTP plugin is not active" error in your SAP environment.